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  • Aliens - The Big Think

    How some of the greatest minds in science are engaged in the search for extraterrestrials, including Professor Martin Rees, who has an unusual theory about how aliens will look.

  • Aliens - The Big Think

    How some of the greatest minds in science are engaged in the search for extraterrestrials, including Professor Martin Rees, who has an unusual theory about how aliens will look.

Episode guide

Aliens - The Big Think

Series 1

Aliens - The Big Think

  • Aliens - The Big Think

    How some of the greatest minds in science are engaged in the search for extraterrestrials, including Professor Martin Rees, who has an unusual theory about how aliens will look.